Taxes, pay, car costs and what feels different
By J&H Digital Services LLCChecked Oct 23, 202613 sources
Most Californians pay less in the Boise area for housing, income tax, sales tax and car registration. Idaho's income tax is a flat 5.3% against California's top rate of 13.3%, and the average combined sales tax is 6.03% against 9.03%. The trade-offs are a minimum wage of $7.25 against California's $16.90, far less public transit, and laws that differ sharply, from marijuana to concealed carry.
| Topic | California | Idaho |
|---|---|---|
| Income tax | Up to 13.3% | 5.3% flat; Social Security is not taxed |
| Sales tax (average combined) | 9.03% | 6.03%; groceries are taxed, with a $155 food tax credit per person |
| Minimum wage, 2026 | $16.90 statewide; many cities set higher rates | $7.25, the federal rate |
| Car registration | A vehicle license fee of 0.65% of the car's value each year | $21 title plus $45 to $69 a year in state registration by age, plus county fees; no value-based fee |
| Concealed carry | Permit required | No permit needed for most adults 18 and older |
| Marijuana | Legal for adults | Illegal for any use, with no medical program |
Tax rates are top state rates as of Jan. 1, 2026 and average combined sales tax rates for midyear 2026 (Tax Foundation); local income taxes are not included. Source: Tax Foundation, California DIR, Idaho Department of Labor, ITD
| Metro | Typical home value | Typical rent (all rentals) | Top state income tax |
|---|---|---|---|
| Boise, ID | $492,000 | $1,924 | 5.3% flat |
| Los Angeles, CA | $950,000 | $2,929 | 13.3% |
| San Francisco, CA | $1,120,000 | $3,445 | 13.3% |
| San Jose, CA | $1,524,000 | $3,812 | 13.3% |
| San Diego, CA | $927,000 | $2,967 | 13.3% |
| Sacramento, CA | $573,000 | $2,269 | 13.3% |
| Riverside-San Bernardino, CA | $580,000 | $2,533 | 13.3% |
| Fresno, CA | $404,000 | $2,052 | 13.3% |
Metro areas. Home values: Zillow ZHVI, Sept 2026. Rents: Zillow Observed Rent Index, all rentals, Sept 2026. Tax: top rate as of Jan 1, 2026. Not every California move saves money: Fresno costs about the same as Boise or less. Source: Zillow, Zillow, Tax Foundation
California decides residency by whether you are in the state for more than a temporary or transitory purpose, and by where your home base is, not by a simple day count. A lease or closing statement, moving receipts and your Idaho license all show when you left.
Take your California title and ID to the sheriff's license office and the county assessor's motor vehicle office. You will pay Idaho fees instead of California's value-based fee.
Plan on a part-year California return and an Idaho part-year return (Form 43, due April 15). If you keep a California home, rental or business, ask a tax professional how that income is taxed.
Register to vote in Idaho and switch your car and home insurance to Idaho policies.
In coastal California, a lot. A typical home is about $492,000 in the Boise metro against $950,000 in Los Angeles, $927,000 in San Diego and $1,120,000 in San Francisco, and a typical rent is about $1,924 against $2,929 in Los Angeles (Zillow, Sept 2026). Inland markets such as Fresno are close to Boise's prices.
Most movers do. Idaho's flat 5.3% income tax is well below California's top rate of 13.3%, and the average combined sales tax is lower. Idaho taxes groceries, but each resident gets a $155 food tax credit. If you buy a home, apply for the , which takes 50% off the taxable value, up to $125,000. The size of your savings depends on your income, so run your own numbers.
It depends on your job. Idaho's $7.25 minimum wage is a floor, and private-sector pay in the Boise area averages about $38.02 an hour, about even with the nation (Sept 2026). If you keep working remotely for a California employer, Idaho taxes all your wages once you live here, so ask your employer to withhold Idaho tax or make estimated payments.
California looks at your overall ties, not one test. Keep records that show when you left and where you now live: your lease or closing statement, your Idaho license and vehicle registration, your voter registration and moving receipts. Franchise Tax Board Publication 1031 lists the factors.
Needing a car for every driver, because transit is limited. Hands-free phone laws and liquor sold in state liquor stores, with beer and wine in grocery stores. A drier, more extreme climate: about 11.5 inches of precipitation a year, real winter cold and wildfire smoke in some late summers. And state laws that differ sharply, covered in our Idaho laws guide.
Fees, rules and providers change. Confirm with the official source before you go.
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